06_13_33.pdf

Long Beach Contract 2 LONGBEACH2 Amendment 0005

SECTION 06 13 33

CROSSOVER AND SUNSHELTER TIMBERWORK, UTILITIES, AND MISCELLANEOUS METALS

05/03

PART 1 GENERAL

1.1 REFERENCES

The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.

AMERICAN INSTITUTE OF TIMBER CONSTRUCTION (AITC)

AITC 109 (2007) Standard for Preservative Treatment of Structural Glued Laminated Timber

AITC 110 (2001) Standard Appearance Grades for Structural Glued Laminated Timber

AITC 112-93 (2003) Standard for Tongue-and-Groove Heavy Timber Roof Decking

ANSI/AITC A190.1 (2007) American National Standard, Structural Glued Laminated Timber

AMERICAN WOOD PROTECTION ASSOCIATION (AWPA)

AWPA U1 (2015) Use Category System: User Specification for Treated Wood

AWPA M4 (2015) Standard for the Care of Preservative-Treated Wood Products

ASTM INTERNATIONAL (ASTM)

ASTM A123/A123M (2013) Standard Specification for Zinc (Hot-Dip Galvanized) Coatings on Iron and Steel Products

ASTM A153/A153M (2009) Standard Specification for Zinc Coating (Hot-Dip) on Iron and Steel Hardware

ASTM A307 (2014) Standard Specification for Carbon Steel Bolts and Studs, 60 000 PSI Tensile Strength

ASTM A36/A36M (2014) Standard Specification for Carbon Structural Steel

U.S. DEPARTMENT OF DEFENSE (DOD)

MIL-P-21035 (RevB; Notice 2) Paint, High Zinc Dust Content, Galvanizing Repair (Metric)

SECTION 06 13 33 Page 1 Date: 02/15/18 Time: 11:42 AM

1.2 SUBMITTALS

Government approval is required for submittals with a "G" designation;

submittals not having a "G" designation are for information only. When used, a designation following the "G" designation identifies the office that will review the submittal for the Government. The following shall be submitted in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:

NOTE: Any submittals classified as "SD-01 Preconstruction Submittals" are submittals required to be submitted to, and approved by, the office indicated prior to mobilization to the contract work site. All other submittals, classified as "SD-02" through "SD-11," shall be submitted to, and approved or reviewed by, the office indicated prior to commencing the particular task to which the submittal is associated.

SD-01 Preconstruction Submittals

Steel Certification ; G,RO Bolts Certification ; G,RO Timber Certification ; G,RO Galvanizing Report ; G,RO

SD-02 Shop Drawings

Solid Sawn Lumber and Timbers ; G,RO

Submit drawings of treated timber showing dimensions of cut, framed, or bored timbers.

Glued Laminated Timberwork ; G,RO

Metal Work ; G,RO

ADA Ramp, Stair, and Landing Construction ; G,RO

Plumbing and Electrical Utility Piping ; G,RO

Sunshelter ; G,RO

SD-03 Product Data

Hanger ; G,RO

Tie-downs ; G,RO

SD-06 Test Reports

Timber preservative inspection ; G,RO

Delivery inspection list ; G,RO

SD-07 Certificates

MSDS and CIS ; G,RO

See Preconstruction Submittals for additional certification requirements.

SECTION 06 13 33 Page 2

1.3 DELIVERY AND STORAGE

Open-stack untreated timber and lumber material on skids at least 12 inches aboveground, in a manner that will prevent warping and allow shedding of water. Close-stack treated timber and lumber material in a manner that will prevent long timbers or preframed material from sagging or becoming crooked. Keep ground under and within 5 feet of such piles free of weeds, rubbish, and combustible materials. Protect materials from weather.

Handle treated timber with ropes or chain slings without dropping, breaking outer fibers, bruising, or penetrating surface with tools. Do not use cant dogs, peaveys, hooks, or pike poles. Protect timber and hardware from damage.

1.4 QUALITY ASSURANCE

1.4.1 MSDS and CIS

Provide Material Safety Data Sheets (MSDS) and Consumer Information Sheets (CIS) associated with timber pile preservative treatment. Contractor shall comply with all safety precautions indicated on MSDS and CIS.

1.4.2 Timber Preservative Inspection

Submit the inspection report of an independent inspection agency, for approval by the Contracting Officer, that offered products complying with applicable AWPA Standards. Identify treatment on each piece by the quality mark of an agency accredited by the Board of Review of the American Lumber Standard Committee.

1.4.3 Delivery Inspection List

Field inspect and submit a verification list of each treated timber member and each strapped bundle of treated lumber indicating the wording and lettering of the quality control markings, the species and the condition of the wood. Do not incorporate materials damaged in transport from plant to site. Inspect all preservative-treated wood, visually to ensure there are no excessive residual materials or preservative deposits. Material shall be clean and dry or it will be rejected due to environmental concerns.

1.5 MEASUREMENT AND PAYMENT

All work specified in this section shall be included in the line items, "Gravel Crossover Type V1", "Crossover Type P1", "Crossover Type P2", "Crossover Type P3", "Crossover Type P4", "Crossover Type P5", "Crossover Type P6", "Crossover Type P7", "PED/VEH Crossover Type P/V" Pedestrian Crossover "(Type P1)," "(Type P2)," "(Type P3)," "(Type P4)," "(Type P5)," "(Type P6)," "(Type P7)," Pedestrian/Veh Crossover "(Type P/V)" And "Gravel Crossover "(Type V1)" , "Demolition and Disposal of Existing Sun Shelter" and "New Sun Shelter with ramps " as listed on the Bid Schedule.

Unit of Measure for the Timber Piles shall be Each.

All work specified in this section shall be included in the "Option" line items if executed: Pedestrian Crossover "(WO52)" and "(WO39)."

SECTION 06 13 33 Page 3

PART 2 PRODUCTS

2.1 MATERIALS

2.1.1 Lumber and Timbers

2.1.1.1 Solid Sawn Lumber and Timbers

Provide Timber Certification

Provide solid sawn lumber and timbers of visually graded Southern Pine Grade 1 or better, as identified by the grade mark of a recognized association or independent inspection agency using the specific grading requirements of an association recognized as covering the species used.

The association or independent inspection agency shall be certified by the Board of Review, American Lumber Standards Committee, to grade the species used. Use construction grade lumber for secondary members such as blocking.

2.1.1.2 Solid Sawn Preservative Treatment

All framing lumber including headers, stringers, pile caps, decking & stairs shall be treated southern yellow pine. Each piece of treated lumber or timber shall be branded, by the producer, in accordance with AWPA U1AWPA M6. Treat all piles, wood in contact with the ground, and all pier cross bracing in accordance with AWPA U1 UC5A Chromated Copper Arsenate (Minimum Retention of 2.5 pcf). Treat all other timber in accordance with AWPA U1 UC4C with CCA - Chromated Copper Arsenate (Minimum Retention of 0.6 pcf). The Contractor shall be responsible for the quality of treated wood products.

2.1.1.3 Glued Laminated Timberwork

Submit drawings of glued laminated timber showing dimensions of cut, framed, or bored lumber.

2.1.1.4 Glued Laminated Lumber

Glulam members shall be manufactured from Southern Yellow Pine laminating lumber. All glulam materials shall conform to the requirements of ANSI/AITC A190.1 and be stamped with an AITC quality mark or an APA-EWS trademark. Place stamps on surfaces that will not be exposed to view in the completed structure. Glulam members shall be 24F-V8 SP/SP or better.

All glue laminated timber shall be architectural appearance grade in accordance with AITC 110 . Adhesives used in the glulam manufacturing process shall conform to AITC 405 for wet use adhesives.

2.1.1.5 Glued Laminated Lumber Preservative Treatment

All glued laminated lumber shall be treated southern yellow pine prior to gluing. Each piece of treated lumber or timber shall be branded, by the producer, in accordance with AWPA U1 and AITC 109 . Treat wood to be used in contact with salt water or salt water spray (Use Category UC5A) in accordance with AWPA U1 (Material Subject to Marine Borer Exposure) with a CCA - Chromated Copper Arsenate with a minimum of 2.5 pcf of retention and

2.5 in or 85% penetration. If preservative specified will result in greenish or un-natural appearance and not meet required architectural appearance Grade, the Contractor shall recommend alternate treatment which provides similar protection. The Contractor shall be responsible for the

SECTION 06 13 33 Page 4 quality of treated wood products.

2.1.2 Metal Work

Submit shop drawings of all steel connection plates, showing sizes/dimensions and hole locations and sizes.

2.1.3 Hardware

Bolts with necessary nuts and washers, timber connectors, drift pins, dowels, nails, screws, spikes, and other fastenings. Bolts, nuts, and DRIFT pins shall conform to ASTM A307. Provide cast-iron ogee, malleable iron washers, or plate or cut washers where indicated. Provide bolts with washers under nut and head. Provide timber connectors and other metal fastenings of type and size shown. Hot-dip galvanize all hardware in accordance with ASTM A153/A153M . Provide Bolts Certification and Galvanizing Report

2.1.4 Custom Steel Connection Plates

All splice plates, sunshelter frame connection plates, and fill plates shall conform to ASTM A36/A36M and shall be of the type and size shown on the drawings. All plate material shall be hot-dipped galvanized in accordance with ASTM A123/A123M . Provide Steel Certification and Galvanizing Report

2.2 Ada Ramp, Stair, And Landing Construction

Submit plans, specifications, product data, and design calculations with all member sizes/dimensions for the ramp, stair and landing construction prepared by a licensed professional engineer in the state of New York.

2.3 Plumbing and Electrical Utility Piping

Submit shop drawings with all piping sizes/dimensions for the relocation of electrical and plumbing utilities. Provide Steel Certification and Galvanizing Report for all conduits and piping. Reference Plan sheet G-002 Utility Notes for details.

2.4 SUNSHELTER

Submit shop drawings for sunshelter.

PART 3 EXECUTION

3.1 CONSTRUCTION

Cut, bevel, and face timbers prior to plant preservative treatment. In addition to the contract clause entitled "Accident Prevention" provide protective equipment for personnel fabricating, field treating, or handling materials treated with creosote or water-borne salts. Refer to paragraph entitled "MSDS and CIS."

3.1.1 Framing

Cut and frame lumber and timber so that joints will fit over contact surface. Secure timbers and piles in alignment. Open joints are unacceptable. Shimming is not allowed. Bore holes for drift pins and dowels with a bit 1/16 inch less in diameter than the pin or dowel. Bore

SECTION 06 13 33 Page 5 holes for truss rods or bolts with a bit 1/16 inch larger in diameter than rod or bolt. Bore holes for lag screws in two parts. Make lead hole for shank the same diameter as shank. Make lead hole for the threaded portion approximately two-thirds of the shank diameter. Bore holes in small timbers for boat or wire spikes with a bit of the same diameter or smallest dimension of the spike to prevent splitting. Counterbore for countersinking wherever smooth faces are indicated or specified.

3.1.2 Framed Bents

3.1.2.1 Piles and Pile Caps

Provide even bearing for pile caps on piles, or pedestals. Drift pin solid sawn pile caps to piles or pedestals with pins of at least the indicated diameter that extend into piles or pedestals at least 6 inches .

Split beam pile caps shall be attached to pile caps using ASTM A307 through bolts as indicated on the drawings. The notches in the butt of the piles shall be cut to the tolerances shown on the drawings with no overcuts or air gaps and the stringers fit tight to the pile. Saw posts for framed bents to proper length (vertical) and provide even bearing on pedestals or sills. Fasten posts to sills with dowels of at least the indicated diameter extending at least 6 inches into posts.

3.1.3 Bracing

Align bents before bracing is placed. Provide bracing of sufficient length to provide a minimum distance of 8 inches between outside bolt and end of brace. Bracing shall bear firmly against piles or timber to which secured. Place fillers to avoid bending the bracing more than one inch out of line when bracing bolts or other fastenings are drawn up tight.

Built-up fillers will not be permitted. Make filler a single piece of the same treated lumber as that in the brace, with a width of at least 6 inches and a length of at least 12 inches . Bolt ends of bracing through pile, post, or cap with a bolt of at least the indicated diameter. Bolt intermediate intersections as indicated.

3.1.4 Stringers

Place crown up and, if possible, the better edge of deck stringers down.

Tops of stringers shall not vary from a plane more than will permit bearing of the floor on stringers. Butt-joint and splice outside stringers, but lap interior stringers to take bearing over full width of cap or floor beam at each end.Submission and approval of Tie-downs product data is required prior to mobilization to the contract work site.

3.1.4.1 Stringer Tie-Downs, Pedestrian Cross-overs, and Sunshelter

Stringers shall be attached using two (2) 16 gage galvanized hurricane ties at each end to the split beam pile caps. Hurricane ties shall be attached using 8d common nails or as directed by the manufacturer.

3.1.4.2 Stringer Tie-Downs, Vehicular Cross-overs

Stringers shall be attached to the pile caps using two (2) 16 gage galvanized hurricane ties at each end and galvanized ASTM A36/A36M steel angles in locations as shown on the drawings. Hurricane ties shall be attached using 8d common nails or as directed by the manufacturer and the steel angles shall be connected to the piles and stringers using A307

SECTION 06 13 33 Page 6 through bolts.

Submission and approval of Tie-downs product data is required prior to mobilization to the contract work site.

3.1.4.3 Stringer Connection to Existing Boardwalk

Stringers shall be attached to the existing boardwalk concrete face using galvanized A36 steel angles. The angles shall be attached to the concrete using galvanized post-installed expansion anchors. The angles shall be attached to the stringers using galvanized ASTM A307 through bolts.

3.1.4.4 Pedestrian Stringer Blocking

Blocking shall be placed at the pile cap (ends) and midspan of each stringer except the 7ft landings do not require blocking at midspan. The blocking shall be toe nailed to the stringers using galvanized nails.

3.1.4.5 Vehicular Stringer Blocking

Blocking shall be placed at the pile cap (ends) and midspan of each stringer except the 7ft landings do not require blocking at midspan. The blocking shall be attached to the stringers using galvanized, face mounted, double shear joist hangers. The joist hangers shall be nailed to the stringers and blocking using 10d x 1-1/2 nails or as directed by the manufacturer. Submission and approval of Hanger product data is required prior to mobilization to the contract work site.

3.1.4.6 Stringer Fascia (Outside) Splice

Fascia or Outside stringers shall be butt-jointed and spliced with timber splice plates of the same dimension as the stringer being spliced and shall be located on the inside face of the stringer. The spliced plate shall be through bolted using ASTM A307 bolts as indicated on the drawings. The through bolts shall be positioned such that hurricane ties can be installed connecting the splice plate to the pile cap.

3.1.4.7 Pile Cap Splices

Split cap and single beam pile cap splices shall be used to accommodate beam length outside of the limitations of typical mills. Splice locations and splicing details shall be as shown on the drawings.

3.1.4.8 Sunshelter Roof Rafter

Roof rafter shall be attached to the glulam split beams using galvanized Simpson HL43 straps, on both sides of the rafter.

3.1.4.9 Sunshelter Fascia Board

The fascia board shall be attached to the roof rafters using Simpson A35 clips on each side at end of the cantilevers.

3.1.5 Decking

3.1.5.1 Pedestrian and Sunshelter Decking

Make decking of a single thickness of plank supported by stringers or

SECTION 06 13 33 Page 7 joists. Unless otherwise indicated, lay plank with heart side down and with tight joints. Screw each plank to each joist or nailing strip with at least two #12 Type 305 stainless steel, self tapping, bugle-head, square drive decking screws. Provide screws at least 2 inches greater than the thickness of plank. Place screws at least 1 1/2 inches from edges of the plank. Cut ends of planks parallel to center line of pier.

Grade planks as to thickness and lay so that adjacent planks vary less than 1/16 inch . Deck planks shall be spaced not less 1/16th of an inch and not more than 1/4 of inch.

3.1.5.2 Vehicular Decking

Make decking of a single thickness of plank supported by stringers or joists. Unless otherwise indicated, lay plank with heart side down and with tight joints. Screw each plank to each joist strip with at least two #18 Type 305 stainless steel, self tapping, bugle-head, square drive decking screws. Provide screws at least 2.5 inches greater than the thickness of plank. Place screws at least 2 1/2 inches from edges of the plank. Cut ends of planks parallel to center line of pier. Grade planks as to thickness and lay so that adjacent planks vary less than 1/16 inch.

Deck planks shall be spaced not less 1/16th of an inch and not more than ¼ of inch.

3.1.5.3 Sunshelter Roof Decking

The tongue-and-groove decking used for the exposed roof of the sunshelter should be installed according to one of the recommended heavy timber decking arrangements and nailing patterns as specified in AITC 112-93 .

Nail each plank to each joist or nailing strip with at least two finish nails. Provide nails at least 2.5 inches greater than the thickness of plank. Place nails at least 1 1/2 inches from edges of the plank.

3.1.6 Railing

Provide surfaced (S4S) material for railings.

3.1.7 Fastening

Vertical bolts shall have nuts on the lower end. Where bolts are used to fasten timber to timber, bolt members together when they are installed and retighten immediately prior to final acceptance of contract. Provide bolts having sufficient additional threading to provide at least 3/8 inch per foot thickness of timber for future retightening.

3.2 FIELD TREATMENT

3.2.1 Timberwork

Field treat cuts, bevels, notches, refacing and abrasions made in the field in treated piles or timbers in accordance with AWPA M4, MSDS and CIS. Wood preservatives are restricted use pesticides and shall be applied according to applicable standards. Trim cuts and abrasions before field treatment. Paint depressions or openings around bolt holes, joints, or gaps including recesses formed by counterboring, with preservative treatment used for piles or timber; and after bolt or screw is in place, fill with hot pitch or a bitumastic compound.

SECTION 06 13 33 Page 8

3.2.2 Piling and Post Protection

In accordance with AWPA M4, immediately after pile or post tops are cut off and prior to placement of pile cap, protect pile or post top with several heavy applications of the same preservative used to treat the pile or post, or else copper naphthenate solutions containing a minimum of 2 percent copper metal may be used with treated products. Seal ends with a heavy application of coal-tar pitch or other appropriate sealer.

3.2.3 Galvanized Surfaces

Repair and recoat zinc coating which has been field or shop cut, burned by welding, abraded, or otherwise damaged to such an extent as to expose the base metal. Thoroughly clean the damaged area by wire brushing and remove traces of welding flux and loose or cracked zinc coating prior to painting. Paint cleaned area with two coats of zinc oxide-zinc dust paint conforming to MIL-P-21035 . Compound paint with a suitable vehicle in a ratio of one part zinc oxide to four parts zinc dust by weight.

-- End of Section --

SECTION 06 13 33 Page 9

1.5 MEASUREMENT AND PAYMENT